package com.cskaoyan.service;

import org.springframework.stereotype.Service;

/**
 * @author stone
 * @date 2021/11/19 16:02
 */
@Service
public class OrderServiceImpl implements OrderService{


    @Override
    public int buy() {
        System.out.println("买东西");
        int i = 1 / 0;
        return 5;
    }
}
